diff options
| author | Jacob Erlbeck <jerlbeck@sysmocom.de> | 2014-10-20 17:22:36 +0200 |
|---|---|---|
| committer | Holger Hans Peter Freyther <holger@moiji-mobile.com> | 2014-10-27 09:47:00 +0100 |
| commit | 6a1d428f5692de5281e287fd6bf430dba4ae84d5 (patch) | |
| tree | c0a5459e06bb4a6010a7faaf539193565a9dd41a /openbsc/src | |
| parent | c79beec8f6cd3976fc92d296ebd0b788997f9ce1 (diff) | |
gbproxy: Fix segfault for VTY delete-gbproxy-link
Currently the code segfaults when the link shall be deleted by IMSI
when the IMSI has not been set yet.
This patch adds a NULL check to skip the entry before calling
gsm48_mi_to_string,
Adresses:
Program received signal SIGSEGV, Segmentation fault.
0xb693af77 in gsm48_mi_to_string (string=0xbfffe020 "", str_len=200,
mi=0x0, mi_len=0) at gsm48.c:360
360 mi_type = mi[0] & GSM_MI_TYPE_MASK;
str_len=200, mi=0x0, mi_len=0) at gsm48.c:360
self=0x807c9a0 <delete_gb_link_by_id_cmd>, vty=0xb4303c70,
argc=3, argv=0xbfffe1c0) at gb_proxy_vty.c:670
...
Sponsored-by: On-Waves ehf
Diffstat (limited to 'openbsc/src')
| -rw-r--r-- | openbsc/src/gprs/gb_proxy_vty.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/openbsc/src/gprs/gb_proxy_vty.c b/openbsc/src/gprs/gb_proxy_vty.c index 8a7523c4e..3042cf570 100644 --- a/openbsc/src/gprs/gb_proxy_vty.c +++ b/openbsc/src/gprs/gb_proxy_vty.c @@ -666,6 +666,8 @@ DEFUN(delete_gb_link_by_id, delete_gb_link_by_id_cmd, continue; break; case MATCH_IMSI: + if (!link_info->imsi) + continue; mi_buf[0] = '\0'; gsm48_mi_to_string(mi_buf, sizeof(mi_buf), link_info->imsi, |